A 59-year-old man presented with a complaint of vague discomfort in the right buttock. A bone scan was obtained initially (Fig. 1) and a diagnosis made. His symptoms gradually increased, and 6 weeks later a plain film was obtained (Fig. 2).
What is your differential diagnosis and what would you do next (if anything)?
For the answer see page 358.
Footnotes
Section Editor: Peter L. Munk, MD
Inquiries about this section should be directed to Dr. Peter L. Munk, Professor, Department of Radiology, Vancouver General Hospital, Vancouver Hospital and Health Sciences Centre, 855 West 12th Ave., Vancouver BC V5Z 1M9.